Subject Re: [IB-Architect] Table Inheritance
Author Jim Starkey
At 12:51 AM 7/19/00 +0800, Joseph Alba wrote:
>>If we need interfaces (why do I want to type InterFaces?), we need
>>them. But lets not go looking for a home for them right now.
>
>1. With Inheritance, the relationship of table to trigger is one of
>containment. Meaning, the trigger is contained in the table. Thus the
>trigger is tightly bound to the table. So, the semantics / checking is done
>at compile time.
>
>
>2. With Interface, (note that Interface is implemented at object level ->
>meaning it is a relationship between two separate objects), triggers an
>tables are considered two separate and distinct objects.

OK, I've got the distinction. But if the inheritance model solves
the problem, why screw around with the interface model?

Jim Starkey